+# This file is part of NIT ( http://www.nitlanguage.org ).
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import kernel
+
+class A
+ fun foo: Int do return 1
+ fun bar=(i: Int)
+ do
+ '#'.output
+ i.output
+ end
+ fun baz: Int do return 3
+ fun baz=(i: Int)
+ do
+ '#'.output
+ i.output
+ end
+end
+
+class B
+ super A
+ #alt1#redef var foo: Bool = true
+ #alt2#var bar: Bool redef writable = true
+ #alt3#redef var baz: Bool redef writable = true
+end
+
+var b = new B
+b.foo.output
+'\n'.output
+b.bar = 200
+'\n'.output
+b.baz.output
+b.baz = 300
+b.baz.output